UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BE4QQkh/sZq5qtRMBENwk68pk/nVRV4Rf6ErCEvYTJk=' 
WHERE 
  key_id = '0842e68fa0df668ce81424c7deedf218770316c5d6f754dcc24248823c828b54' 
  AND (
    token = 'BE4QQkh/sZq5qtRMBENwk68pk/nVRV4Rf6ErCEvYTJk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )